/**
 * Copyright (c) 2010 Basil Shikin, BugStat Project
 * 
 * Permission is hereby granted, free of charge, to any person obtaining a copy
 * of this software and associated documentation files (the "Software"), to deal
 * in the Software without restriction, including without limitation the rights
 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 * copies of the Software, and to permit persons to whom the Software is
 * furnished to do so, subject to the following conditions:
 * 
 * The above copyright notice and this permission notice shall be included in
 * all copies or substantial portions of the Software.
 * 
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
 * THE SOFTWARE.
 */
package org.bugstat.generators;

import java.util.List;

import org.bugstat.common.BugProvider;
import org.bugstat.common.TimeInterval;

/**
 * This class contains common elements for report generation
 * 
 * @author Basil Shikin
 */
public class ReportGeneratorContext
{
    private final TimeInterval          interval;
    private final List<ReportGenerator> generators;
    private final BugProvider           bugProvider;

    ReportGeneratorContext(TimeInterval interval, List<ReportGenerator> generators, BugProvider bugProvider)
    {
        this.interval = interval;
        this.generators = generators;
        this.bugProvider = bugProvider;
    }

    public TimeInterval getInterval()
    {
        return interval;
    }

    public List<ReportGenerator> getGenerators()
    {
        return generators;
    }

    public <T> T getGenerator(Class<T> generatorClass)
    {
        if ( generatorClass == null ) throw new IllegalArgumentException("Invalid generator class specified");

        for (ReportGenerator generator : generators)
        {
            if ( generatorClass.isInstance(generator) )
            {
                return generatorClass.cast(generator);
            }
        }

        return null;
    }

    public BugProvider getBugProvider()
    {
        return bugProvider;
    }
}
